diff options
Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/tags/2.0-Beta1-RC2/modules/binding-rmi-runtime/src/main/java/org/apache/tuscany/sca/binding/rmi/provider/RMIServiceBindingProvider.java | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta1-RC2/modules/binding-rmi-runtime/src/main/java/org/apache/tuscany/sca/binding/rmi/provider/RMIServiceBindingProvider.java b/sca-java-2.x/tags/2.0-Beta1-RC2/modules/binding-rmi-runtime/src/main/java/org/apache/tuscany/sca/binding/rmi/provider/RMIServiceBindingProvider.java deleted file mode 100644 index 7e343e4413..0000000000 --- a/sca-java-2.x/tags/2.0-Beta1-RC2/modules/binding-rmi-runtime/src/main/java/org/apache/tuscany/sca/binding/rmi/provider/RMIServiceBindingProvider.java +++ /dev/null @@ -1,168 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.binding.rmi.provider; - -import java.lang.reflect.Field; -import java.lang.reflect.InvocationTargetException; -import java.lang.reflect.Method; -import java.rmi.NoSuchObjectException; -import java.rmi.Remote; -import java.rmi.server.UnicastRemoteObject; -import java.security.AccessController; -import java.security.PrivilegedExceptionAction; - -import net.sf.cglib.proxy.Enhancer; -import net.sf.cglib.proxy.MethodInterceptor; -import net.sf.cglib.proxy.MethodProxy; - -import org.apache.tuscany.sca.binding.rmi.RMIBinding; -import org.apache.tuscany.sca.common.java.classloader.ClassLoaderDelegate; -import org.apache.tuscany.sca.host.rmi.RMIHost; -import org.apache.tuscany.sca.host.rmi.RMIHostException; -import org.apache.tuscany.sca.interfacedef.Interface; -import org.apache.tuscany.sca.interfacedef.InterfaceContract; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.JavaInterface; -import org.apache.tuscany.sca.interfacedef.java.impl.JavaInterfaceUtil; -import org.apache.tuscany.sca.provider.ServiceBindingProvider; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentService; -import org.apache.tuscany.sca.runtime.RuntimeEndpoint; -import org.oasisopen.sca.ServiceRuntimeException; - -/** - * Implementation of a Service for the RMIBinding. - * - * @version $Rev$ $Date$ - */ -public class RMIServiceBindingProvider implements ServiceBindingProvider { - - private RuntimeComponent component; - private RuntimeComponentService service; - private RMIBinding binding; - private RMIHost rmiHost; - private RuntimeEndpoint endpoint; - private Remote rmiProxy; - - public RMIServiceBindingProvider(RuntimeEndpoint endpoint, RMIHost rmiHost) { - this.endpoint = endpoint; - this.component = (RuntimeComponent)endpoint.getComponent(); - this.service = (RuntimeComponentService)endpoint.getService(); - this.binding = (RMIBinding)endpoint.getBinding(); - this.rmiHost = rmiHost; - } - - public void start() { - - Interface serviceInterface = service.getInterfaceContract().getInterface(); - - rmiProxy = createRmiService(serviceInterface); - - try { - - String uri = rmiHost.registerService(binding.getURI(), rmiProxy); - // Update the binding with the physical URI - binding.setURI(uri); - - } catch (RMIHostException e) { - throw new ServiceRuntimeException(e); - } - } - - public void stop() { - rmiHost.unregisterService(binding.getURI()); - try { - UnicastRemoteObject.unexportObject(rmiProxy, false); - } catch (NoSuchObjectException e) { - throw new ServiceRuntimeException(e); - } - } - - private int getPort(String port) { - int portNumber = RMIHost.RMI_DEFAULT_PORT; - if (port != null && port.length() > 0) { - portNumber = Integer.decode(port); - } - return portNumber; - } - - private Remote createRmiService(final Interface serviceInterface) { - Enhancer enhancer = new Enhancer(); - enhancer.setSuperclass(UnicastRemoteObject.class); - enhancer.setCallback(new MethodInterceptor() { - public Object intercept(Object arg0, Method method, Object[] args, MethodProxy arg3) throws Throwable { - try { - return invokeTarget(JavaInterfaceUtil.findOperation(method, serviceInterface.getOperations()), args); - } catch (InvocationTargetException e) { - final Throwable cause = e.getCause(); - for (Class<?> declaredType : method.getExceptionTypes()) { - if (declaredType.isInstance(cause)) { - throw e; - } - } - - if (cause.getCause() != null) { - // TUSCANY-2545: don't inlcude nested cause object - AccessController.doPrivileged(new PrivilegedExceptionAction<Object>() { - public Object run() throws Exception { - Field field = Throwable.class.getDeclaredField("cause"); - field.setAccessible(true); - field.set(cause, null); - field.setAccessible(false); - return null; - } - }); - } - - throw cause; - } - } - }); - Class<?> targetJavaInterface = getTargetJavaClass(serviceInterface); - targetJavaInterface = RemoteInterfaceGenerator.generate(targetJavaInterface); - /* - * In OSGi, the classloader for the interface cannot access the classes for the CGLIB - */ - enhancer.setClassLoader(new ClassLoaderDelegate(targetJavaInterface.getClassLoader(), getClass().getClassLoader())); - enhancer.setInterfaces(new Class[] {targetJavaInterface}); - return (Remote)enhancer.create(); - } - - private Object invokeTarget(Operation op, Object[] args) throws InvocationTargetException { - return endpoint.invoke(op, args); - } - - private Class<?> getTargetJavaClass(Interface targetInterface) { - // TODO: right now assume that the target is always a Java - // Implementation. Need to figure out - // how to generate Java Interface in cases where the target is not a - // Java Implementation - return ((JavaInterface)targetInterface).getJavaClass(); - } - - public InterfaceContract getBindingInterfaceContract() { - return service.getInterfaceContract(); - } - - public boolean supportsOneWayInvocation() { - return false; - } - -} |